Correct the sentences if required changing the underlined portion. Usually the cell is a source of electric energy.

Correct the sentences if required changing the underlined portion. In parallel grouping of identical cells the net emf is the emf of any individual cell.

Correct the sentences if required changing the underlined portion. Current flows in an electric circuit only when the circuit is open.

Correct the sentences if required changing the underlined portion. To decrease the effective resistance the given resistors are to be connected in series.

Correct the sentences if required changing the underlined portion. To increase the effective resistance the given resistors are to be connected in parallel.

Correct the sentences if required changing the underlined portion. The conventional direction of flow of current is the directioin along which the negative charges flow.

Correct the sentences if required changing the underlined portion. Ohm's law is applicable to that branch of a circuit containing a metallic (or Ohmic) conductor.

Correct the sentences if required changing the underlined portion. The resistance of a conductor depends on its nature, geometry and temperature.

Correct the sentences if required changing the underlined portion. The resistivity of a conductor depends on its nature, geometry and temperature.

Correct the sentences if required changing the underlined portion. Ohm's law is not applicable to that branch of a circuit containing non-Ohmic conductor such as a cell.

Correct the following sentences, if required changing the underlined portion. All colours of white light have the same refractive index for air.